Box drum



FIG. 1 is a perspective view of a box drum according to the design;

FIG. 2 is a front view of the box drum of FIG. 1;

FIG. 3 is a side view of the box drum of FIG. 1. The right side view, left side view and back view of the box drum of FIG. 1 are the same;

FIG. 4 is a top view of the box drum of FIG. 1;

FIG. 5 is a bottom view of the box drum of FIG. 1;

FIG. 6 is a perspective view of a second embodiment of a box drum according to the design;

FIG. 7 is a front view of the box drum of FIG. 6;

FIG. 8 is a side view of the box drum of FIG. 6. The right side view, left side view and back view of the box drum of FIG. 6 are the same;

FIG. 9 is a top view of the box drum of FIG. 6; and,

FIG. 10 is a bottom view of the box drum of FIG. 6.

The broken lines in the Figures illustrate box drum features that form no part of the claimed design. 

CLAIM The ornamental design for a box drum, as shown and described. 